#obecne {width:976px; margin:0 auto; position:relative;}

#hlavicka {height:526px; background:url(images/nahore.jpg) no-repeat left top;}
#hlavicka.small { height:414px;}
#hlavicka, #content, #footer { font-size:0.75em;}

.col-1, .col-2, .col-3 { float:left;}

.aside { float:left; width:236px; margin-right:50px;}
.obsah { float:left; width:594px; position:relative;}